These great hollow globes of artificial super-metals, and artificial transparent adamant, ranged in size from the earliest and smallest structures, which were no bigger than a very small asteroid, to spheres considerably larger than the Earth. (Olaf Stapledon, STAR MAKER)
Saturday, June 13, 2015
The road to "Mount Sharp" in Gale Crater has been traveled for 1,000 Sols. Today's Astronomy Picture of the Day is a mosaic of the path taken by the MSL Curiosity.